Answer:
[tex]\displaystyle 3w+9-6r[/tex]
Step-by-step explanation:
Distributive property: A(B+C)=AB+AC
Group like terms.
[tex]\displaystyle-5r-r+3w+7+2[/tex]
Add the numbers from left to right.
[tex]\displaystyle-5r-r=-6r[/tex]
[tex]\displaystyle -6r+3w+7+2[/tex]
Finally, add the numbers from left to right, to find the answer.
[tex]2+7=9[/tex]
[tex]\displaystyle 3w+9-6r[/tex], is the correct answer.
Hope this helps!
